Saco (ME)
May
Weather in Saco, Maine for May 2026
Your guide to Saco weather in May - trends and predictions
In general, the average temperature in Saco at the beginning of May is 13.9 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 17.7 °F by the end of May.
Saco in May brings notable rainfall, with an average of 17 rainy days and a total precipitation of 256.7 mm.
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Temperatures
Rain 🌧️
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14
Dry days
17
Rainy days
0
Snow days
15°/8°
Temperatures
17 km/h
Avg max wind
79 %
Avg humidity
Saco Weather May
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Temperatures trend during May in Saco
See the weather trend as well as the moving average line
May weather in Saco day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 |  Cloudy | 12° /5° | 0 mm | 3 | |
| May 2 |  Heavy rain at times | 17° /8° | 7.8 mm | 4 | |
| May 3 |  Moderate or heavy rain shower | 17° /10° | 11.1 mm | 4 | |
| May 4 | Moderate or heavy rain shower | 14° /9° | 7.9 mm | 3 | |
| May 5 | Moderate or heavy rain shower | 11° /7° | 11.6 mm | 3 | |
| May 6 | Heavy rain at times | 9° /6° | 7.8 mm | 2 | |
| May 7 | Moderate or heavy rain shower | 17° /8° | 25.2 mm | 4 | |
| May 8 |  Overcast | 17° /9° | 0.1 mm | 4 | |
| May 9 | Moderate rain at times | 10° /6° | 9.8 mm | 3 | |
| May 10 | Moderate or heavy rain shower | 14° /6° | 37.5 mm | 3 | |
| May 11 |  Partly cloudy | 18° /10° | 0 mm | 5 | |
| May 12 | Partly cloudy | 18° /7° | 0 mm | 5 | |
| May 13 | Overcast | 15° /9° | 0 mm | 4 | |
| May 14 | Partly cloudy | 17° /7° | 0 mm | 5 | |
| May 15 |  Patchy rain possible | 15° /10° | 0.2 mm | 4 | |
| May 16 | Overcast | 17° /10° | 0 mm | 4 | |
| May 17 | Patchy rain possible | 12° /9° | 6.9 mm | 3 | |
| May 18 | Patchy rain possible | 18° /10° | 0.6 mm | 4 | |
| May 19 | Heavy rain at times | 12° /7° | 1.6 mm | 3 | |
| May 20 | Patchy rain possible | 11° /6° | 0.2 mm | 3 | |
| May 21 | Patchy rain possible | 9° /7° | 0.5 mm | 2 | |
| May 22 | Moderate or heavy rain shower | 7° /6° | 16.9 mm | 2 | |
| May 23 | Moderate rain at times | 9° /6° | 20.1 mm | 2 | |
| May 24 | Patchy rain possible | 11° /6° | 3.9 mm | 3 | |
| May 25 | Overcast | 14° /7° | 0 mm | 3 | |
| May 26 | Partly cloudy | 17° /9° | 0 mm | 5 | |
| May 27 | Partly cloudy | 22° /10° | 0 mm | 6 | |
| May 28 | Cloudy | 22° /14° | 0 mm | 5 | |
| May 29 |  Moderate rain | 16° /11° | 26.9 mm | 4 | |
| May 30 |  Fog | 19° /11° | 0 mm | 4 | |
| May 31 |  Moderate or heavy rain with thunder | 14° /12° | 60.1 mm | 3 | |
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Important Notice
Our weather forecast for Saco in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Saco forecast closer to your planned date for the most up-to-date weather information.
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Saco in May - FAQ
What are the expected maximum and minimum temperatures in Saco during May?
During May, expect a variety of temperatures with highs around 15° and lows near 8°, suitable for diverse activities and preferences.
How much rainfall should be expected in Saco during May?
Significant rainfall exceeding 256.7 mm is expected in Saco during May, occurring over more than 17 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Saco during May?
The average wind speed in Saco during May is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Saco
Explore the daily rainfall trends and prepare for Sacos May weather 💧
UV exposure in Saco during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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